Finding the Fourth Proportional to 647,951.56, 971,861.72 and 174,684.76

Step by Step Solution

1. Step 1: Write the proportion equation
   647,951.56 : 971,861.72 = 174,684.76 : x
2. Step 2: Convert to fraction form
   647,951.56/971,861.72 = 174,684.76/x
3. Step 3: Cross multiply
   647,951.56x = 971,861.72 × 174,684.76
4. Step 4: Simplify right side
   647,951.56x = 169,769,428,008.31
5. Step 5: Solve for x
   x = 169,769,428,008.31/647,951.56
6. Step 6: Final answer
   x = 262,009.45